Wednesday, July 8, 2026

Patent intelligence · US

US 6689767

Triterpenes having antibacterial activity

expired A61KA61K31/56A61K31/695A61K31/704
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 8,292
Patent details — US 6689767
Jurisdiction
US
Status
expired
Grant date
Feb 10, 2004
Expiration
Feb 5, 2024
Claims
40
CPC classes
A61K, A61K31/56, A61K31/695, A61K31/704
View on Google Patents ↗

Quick answer

US 6689767 (Triterpenes having antibacterial activity) is held by Regents of the University of Minnesota. Status: expired. Granted Feb 10, 2004. Expires Feb 5, 2024 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
40
CPC classes
A61K, A61K31/56, A61K31/695, A61K31/704

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Frequently asked questions

What is US patent 6689767?

US 6689767 (Triterpenes having antibacterial activity) is held by Regents of the University of Minnesota. Status: expired. Granted Feb 10, 2004. Expires Feb 5, 2024 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6689767?

Regents of the University of Minnesota is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.

When does US 6689767 expire?

Our index shows an expiration date of Feb 5, 2024 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.